"We created some chances, particularly in that first half, but we weren't clinical enough in terms of finishing," said the Kiwi.

"They defended well and when the chances came their way they were excellent. They dominated us at collision time.

"I think a number of players will have learned a lot from that experience."

Dominic Bird scored the Chiefs' third try in the first half at the FMG Waikato Stadium

Wales have conceded 16 tries in three games and Gatland says everyone in the camp must think about how they can improve.

"There is no doubt the players in that changing room are hurting and not just the players that took to the pitch, but the players that were watching as well - and all the staff," the 2013 Lions coach said.

"The challenge is how we respond to that and that's what we've got to do on Saturday.

"They've got to be honest about looking themselves in the mirror, look at that performance and [think about] what they learned and how do they apply it to be better players in the future.